Yamato System Engineer Co., Ltd.

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Ibaragi, JP

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Patents Grantslast 30 patents

Information Patent Grant
Method of cleaning an inner surface of a heat transfer tube in a he...
- Patent number 4,676,301
- Issue date Jun 30, 1987
- Yamato System Engineer Co., Ltd.
- Takao Sakamoto
- F28 - HEAT EXCHANGE IN GENERAL